Horizon · our Election Day forecast: polls, plus fundamentals like incumbency, fundraising and past results.

Pulse · polls only: where the races stand today, with no fundamentals and wider uncertainty.

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New Mexico › U.S. Senate · November 3, 2026 · Updated Oct 16, 2026

U.S. Senate in New Mexico

Luján is very likely to win: Luján wins in more than 99 of every 100 simulations.

Luján (D)
>99%
chance of winning
Marker (R)
<1%
Average margin
D+18.9
80% of outcomes
D+11 to D+27
Partisan lean
D+7
Polls
3in our database

Luján is very likely to win: Luján wins in more than 99 of every 100 simulations.

Luján (D)
99%
chance of winning
Marker (R)
1%
Average margin
D+17.8
80% of outcomes
D+9 to D+27
Partisan lean
D+7
Polls
3in our database

Range of outcomes

D+18.9R+40R+20EvenD+20D+40
D+17.8R+40R+20EvenD+20D+40

How the odds have moved

Chance of winning by forecast date.

0%25%50%75%100%AugSepOctNovNov 3Luján >99%Marker <1%

Updated nightly. Each day is the current model run on the polls that had ended by then (how).

0%25%50%75%100%AugSepOctNovNov 3Luján 99%Marker 1%

Updated nightly. Each day is the current model run on the polls that had ended by then (how).

The candidates

DemocraticIncumbent

Ben Ray Luján

Incumbent U.S. senator (2021–present)

Experience
Statewide office or Congress
Raised
$5.6M
From individuals
$2.9M
Spent
$2.4M
Cash on hand
$4.4M

Money: FEC, through Jun 30, 2026.

Profile and career · Wikipedia

Republican

Larry Marker

Former oil and gas operator (write-in)

Experience
No elected office
Raised
$92K
From individuals
$86.7K
Spent
$81.1K
Cash on hand
$1.9K

Money: FEC, through Sep 30, 2026.

Profile and career

What goes into the forecast

Every ingredient's estimate of the final margin.

National environment
D+9.5Election Day forecast; federal races run in it
← RepublicanDemocratic →Lean + environmentUsual vote, shifted by the national and state moodD+17.4Fundamentals modelAdds incumbency, past results, money andexperienceD+20.4Polls in similar placesPolling of similar races in New Mexico andlook-alike placesD+19.6Polling average3 polls, latest Oct 9D+18.4Horizon forecastPolls + fundamentals, projected to Election DayD+18.9Pulse forecastPolls (and polling of similar places) only, todayD+17.8

Each estimate is a margin before national and statewide uncertainty is simulated. Horizon blends polls, fundamentals and a little of the similar-places estimate, weighting each by how precise it is; Pulse uses polls and similar places only.

Fundamentals inputs
Incumbency (+1 D, −1 R)1
Fundraising edge (log ratio of individual money)1.35
Elected-experience edge1
First-term incumbent1
Seat's last result vs. expectation-3.74
Incumbent's last result vs. expectation-3.74

Polls

R+20R+10EvenD+10D+20Avg. D+18.4Aug 28Nov 3
All 3 polls
PollsterDatesSampleLujánMarkerMarginAdjusted
Research & Polling Inc. for the Albuquerque JournalOct 1–Oct 91,125 LV5337D+16D+18.5
SurveyUSA for KOB-TVSep 25–Sep 30567 LV5436D+18D+18.2
Research & Polling Inc. for the Albuquerque JournalAug 21–Aug 28516 LV5338D+15D+18.2

Adjusted: after correcting for the pollster's house effect, registered vs. likely voters, and movement in the national environment since the poll; shown for the polls carrying the most weight in today's average. Larger dots in the chart carry the most weight. Last poll: Oct 9, 2026.

The state

Lean D+7: how much more Democratic or Republican than the nation it votes for president.

Presidential vote

← RepublicanDemocratic →2016 presidentD+9.3D+7.1 vs. nation2020 presidentD+11.0D+6.5 vs. nation2024 presidentD+6.1D+7.6 vs. nation

Who lives here

Population
2,120,246
Adults with a B.A.+
31%
White, no degree
23%of adults
  • White 36%
  • Hispanic 48%
  • Black 2%
  • Asian 2%
  • Other / multiracial 12%

American Community Survey 2020–2024, aggregated from census tracts.

Past results

2024 President Vote in this state

902,193 two-party votes · D+6.1 · D+7.6 vs. the nation
✓ Kamala Harris (D)53.1%
Donald Trump (R)46.9%

2020

916,215 votes · D+6.3
✓ Ben R. Lujan (D)51.8%
Mark V. Ronchetti (R)45.7%
Bob Walsh (L)2.5%

2020 President Vote in this state

903,508 two-party votes · D+11.0 · D+6.5 vs. the nation
✓ Joe Biden (D)55.5%
Donald Trump (R)44.5%

2016 President Vote in this state

704,901 two-party votes · D+9.3 · D+7.1 vs. the nation
✓ Hillary Clinton (D)54.7%
Donald Trump (R)45.3%

2014

515,506 votes · D+11.1
✓ Tom Udall (D)55.6%
Allen E. Weh (R)44.4%

2008

823,650 votes · D+22.7
✓ Tom Udall (D)61.3%
Steve Pearce (R)38.7%

2002

483,056 votes · R+30.1
✓ Pete V. Domenici (R)65.0%
Gloria Tristani (D)35.0%

Also on the ballot in New Mexico